docs: def get_report(self):
          """
          Return a string containing a report of the result.
          This can used to print or save to a text file.
  
          Returns:
              str: String containing infos about the result
          """
  
          lines = [super(LabelCoverageValidationResult, self).get_report()]
  
          if len(self.uncovered_segments) > 0:
              lines.append('\nUncovered segments:')
  
              for utt_idx, utt_segments in self.uncovered_segments.items():
                  if len(utt_segments) > 0:
                      lines.append('\n{}'.format(utt_idx))
                      sorted_items = sorted(utt_segments, key=lambda x: x[0])
                      lines.extend(['    * {:10.2f}  -  {:10.2f}'.format(x[0], x[1]) for x in sorted_items])
  
          return '\n'.join(lines)